Handlify JSProxy::Fix

src/objects.cc

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 3638 matching lines @@
     uint32_t index) {
   Isolate* isolate = GetIsolate();
   HandleScope scope(isolate);
   Handle<JSProxy> proxy(this);
   Handle<JSReceiver> receiver(receiver_raw);
   Handle<String> name = isolate->factory()->Uint32ToString(index);
   return proxy->GetPropertyAttributeWithHandler(*receiver, *name);
 }
 
 
-void JSProxy::Fix() {
-  Isolate* isolate = GetIsolate();
-  HandleScope scope(isolate);
-  Handle<JSProxy> self(this);
+void JSProxy::Fix(Handle<JSProxy> proxy) {
+  Isolate* isolate = proxy->GetIsolate();
 
   // Save identity hash.
-  MaybeObject* maybe_hash = GetIdentityHash(OMIT_CREATION);
+  Handle<Object> hash = JSProxy::GetIdentityHash(proxy, OMIT_CREATION);
 
-  if (IsJSFunctionProxy()) {
-    isolate->factory()->BecomeJSFunction(self);
+  if (proxy->IsJSFunctionProxy()) {
+    isolate->factory()->BecomeJSFunction(proxy);
     // Code will be set on the JavaScript side.
   } else {
-    isolate->factory()->BecomeJSObject(self);
+    isolate->factory()->BecomeJSObject(proxy);
   }
-  ASSERT(self->IsJSObject());
+  ASSERT(proxy->IsJSObject());
 
   // Inherit identity, if it was present.
-  Object* hash;
-  if (maybe_hash->To<Object>(&hash) && hash->IsSmi()) {
-    Handle<JSObject> new_self(JSObject::cast(*self));
-    isolate->factory()->SetIdentityHash(new_self, Smi::cast(hash));
+  if (hash->IsSmi()) {
+    isolate->factory()->SetIdentityHash(
+        Handle<JSObject>::cast(proxy), Smi::cast(*hash));
   }
 }
 
 
 MUST_USE_RESULT Handle<Object> JSProxy::CallTrap(const char* name,
                                                  Handle<Object> derived,
                                                  int argc,
                                                  Handle<Object> argv[]) {
   Isolate* isolate = GetIsolate();
   Handle<Object> handler(this->handler(), isolate);
@@ skipping 1057 matching lines @@
                                           hash);
   if (result->IsFailure()) return result;
   if (result->ToObjectUnchecked()->IsUndefined()) {
     // Trying to get hash of detached proxy.
     return Smi::FromInt(0);
   }
   return hash;
 }
 
 
+Handle<Object> JSProxy::GetIdentityHash(Handle<JSProxy> proxy,
+                                        CreationFlag flag) {
+  CALL_HEAP_FUNCTION(proxy->GetIsolate(), proxy->GetIdentityHash(flag), Object);
+}
+
+
 MaybeObject* JSProxy::GetIdentityHash(CreationFlag flag) {
   Object* hash = this->hash();
   if (!hash->IsSmi() && flag == ALLOW_CREATION) {
     hash = GenerateIdentityHash();
     set_hash(hash);
   }
   return hash;
 }
 
 
@@ skipping 11227 matching lines @@
 #define ERROR_MESSAGES_TEXTS(C, T) T,
   static const char* error_messages_[] = {
       ERROR_MESSAGES_LIST(ERROR_MESSAGES_TEXTS)
   };
 #undef ERROR_MESSAGES_TEXTS
   return error_messages_[reason];
 }
 
 
 } }  // namespace v8::internal